Description
The Basler Electric SR4A-2B15B3A is a high-performance static voltage regulator (SVR) engineered for precision control in power generation and distribution systems. Designed to provide rock-solid voltage stability, this regulator automatically adjusts the excitation current to synchronous generators, ensuring a steady output voltage despite fluctuations in load or prime mover speed. It is widely utilized in industrial and commercial generator sets, where it protects sensitive electrical equipment from voltage surges and sags. Its robust, solid-state circuitry is built for endurance in demanding environments, making it a trusted component for critical industrial hardware and power management applications.

Product Specifications
- Model Number: SR4A-2B15B3A
- Manufacturer: Basler Electric
- Regulatory Type: Static Voltage Regulator (SVR)
- Input Voltage: 190–240 VAC (Sensing/Power)
- Output Current: 7A Continuous / 10A Forcing
- Voltage Regulation: ±0.5% (Typical)
- Frequency Range: 50/60 Hz
- Operating Temperature: -40°C to +70°C
- Mounting Configuration: Chassis Mount
- Country of Origin: USA
Recommended Models in the BASLER ELECTRIC Series
⚙️ SR4A-2B15B1A (Alternative sensing voltage configuration)
⚙️ AVC63-12 (High-performance analog voltage regulator)
⚙️ VR63-4 (Compact digital regulator for small gensets)
⚙️ DECS-100 (Digital excitation control system)
⚙️ DECS-250 (Advanced digital excitation and regulation controller)
⚙️ SSR125-12 (Solid-state voltage regulator for 125V output)
⚙️ XR2002 (General-purpose industrial regulator)
⚙️ BE1-11 (Digital protective relay for generator applications)
⚙️ BE1-85 (Current differential protection relay)
⚙️ BE3-25 (Generator synchronization monitor)
At Newplcdcs, we specialize in providing high-quality spare parts for Distributed Control Systems (DCS) and Programmable Logic Controllers (PLC). Our comprehensive product portfolio includes parts from approximately 20 leading brands, such as ABB, Bently Nevada, Honeywell, GE, Yokogawa, Allen Bradley, Foxboro, Ovation, Hima, Emerson, Triconex, Woodward, ICS Triplex, Bachmann, and Schneider. This focused expertise allows us to offer in-depth solutions in the automation sector, setting us apart from many competitors and ensuring we deliver the most advanced and reliable products to our clients.
Contact Information
Frequently Asked Questions
Is our price competitive?
Newsplcdcs collaborates with over 50 countries worldwide. as a leading supplier in china, we can provide significant discounts to customers based on market demand.
What is the warranty period?
We offer a standard one-year warranty for all new and original items.
What payment methods do we accept?
We accept 100% t/t (telegraphic transfer) before shipping. for items with a lead time, a 30% deposit is required in advance, with the remaining 70% balance due before shipping. if you have an agent in china, please contact us for rmb transfer.
What shipping methods do we use?
We primarily utilize carriers such as fedex, dhl, ups, bre, etc. if you have an account with any of these carriers, you can arrange the shipping yourself. additionally, we offer free shipping to china freight forwarders.
What is our delivery time?
Typically, delivery takes around 1-3 days after receiving the advance payment. for items with a quoted lead time, delivery will occur as per the specified lead time.
How do we package the goods?
Our packaging process involves multiple layers of protection. initially, the product is placed in its original box, sealed with a label. then, we add a layer of bubble wrap to safeguard against collisions during transportation. finally, all products are securely packed in sturdy boxes for further protection.
How can customers contact us and request a quote?
Customers can inquire via email, whatsapp, wechat, skype, or any preferred communication platform. simply reach out to us, and we’ll promptly provide a quote tailored to your needs.